—Could I invite my friends to my birthday party?—Sorry, you ______.
#75471
A
can
B
can’t
C
could
D
couldn’t
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Mary ______ my letter; otherwise she would have replied before now.
#63420
A
has received
B
ought to have received
C
couldn’t have received
D
shouldn’t have received
I’m going to Europe on vacation together with John if I _______ find the money.
#63486
A
can
B
might
C
would
D
need
It’s time _____ class. You must _____ the classroom.
#75805
A
to; to go
B
for; go to
C
to; to go
D
for; to go
—Listen! Is that Pingping playing the guitar? —No. It __________be Pingping. He has gone to Beijing.
#76611
A
mustn’t
B
may
C
can’t
D
must
I told Sally how to get here, but perhaps I ______for her.
#63022
A
had to write it out
B
must have written it out
C
should write it out
D
ought to have writte it out